Ahead of the protests, the BBC asked V for Vendetta's writer, Alan Moore, for his thoughts on how his creation had become an inspiration and identity to activists such as 'Anonymous'.
"It also seems that our character's charismatic grin has provided a ready-made identity for these highly motivated protesters, one embodying resonances of anarchy, romance, and theatre that are clearly well-suited to contemporary activism, from Madrid's Indignados to the Occupy Wall Street movement."